Unit 5.1 Explore 2 quiz

What kind of energy is the stretched rubber band transformed into when it is released?

• Potential energy

• kinetic energy

• original energy

• stored energy

What kind of energy does an object in motion have?

• potential energy

• motion energy

• kinetic energy

• material energy

A trampoline is an example of how potential energy can change into kinetic energy.

• false

• true

When the potential energy of a moving pendulum is zero, what Its kinetic energy?

• Zero

• 25%

• 50%

• 100% (at its maximum)

A roller coaster car travels along the track shown in the diagram, at which position on the track are the kinetic and potential energy of the roller coaster car almost equal to each other?

• Position 1

• Position 2

• Position 3

• Position 4

When you throw a ball straight up into the air how much kinetic energy does it have when it is at its highest point?

• Zero

• 25%

• 50%

• 100% (at its maximum)

As a ball is thrown straight up into the air it gets higher and higher, what kind of energy does the kinetic energy change into?

• Elastic energy

• more kinetic energy

• static electric energy

• potential energy

Which of the following is an example of kinetic energy being transformed into gravitational potential energy?

• a person climbing a ladder

• a person storing food energy as fat

• a person diving into a pool

• a person dropping a ball

A waterfall is an example of:

• energy being destroyed.

• energy being created.

• kinetic energy being converted into potential energy.

• potential energy being converted into kinetic energy.

Which of the following is an example of potential energy?

• a rolling ball

• a turning windmill

• a compressed spring

• a moving train